52,
Contact ABS in Orange, CA. www.abspowerbrake.com
714-771-6549. They do conversions on a variety of older vehicles. They also sell the components. I did the Toyota conversion on my 56 3100 about 5 years ago. It works great. It mounts inside the frame like the stock unit. You may have a clearance problem with your AD truck if you have a V-8 in it, depending on what exhaust system you have.
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine